Climb Sigiriya Rock

Stand among the cloud-wrapped ruins of Machu Picchu, the 15th-century Inca citadel perched high above Peru's Sacred Valley

The Parthenon and its temples on the rock above Athens — the birthplace of democracy, best climbed at opening time.

Ancient city of the Sun and Moon pyramids.

The guardian lion of the Giza plateau.

Xi'an's buried army of clay warriors.

White travertine terraces and pools.

Canyon wall stencilled with hundreds of hands up to 9,000 years old — the oldest art in South America, and a UNESCO site.

Maya ruins on a cliff above a turquoise Caribbean beach — the only ancient city built right on the sea.